+#define MAX_HOURS 24
+
+/* Parse the argument given in the command line of the application */
+static int
+parse_args(int argc, char **argv)
+{
+ int opt, ret;
+ char **argvopt;
+ int option_index;
+ char *prgname = argv[0];
+ const struct option lgopts[] = {
+ { "vm-name", required_argument, 0, 'n'},
+ { "busy-hours", required_argument, 0, 'b'},
+ { "quiet-hours", required_argument, 0, 'q'},
+ { "port-list", required_argument, 0, 'p'},
+ { "vcpu-list", required_argument, 0, 'l'},
+ { "policy", required_argument, 0, 'o'},
+ {NULL, 0, 0, 0}
+ };
+ struct channel_packet *policy;
+ unsigned short int hours[MAX_HOURS];
+ unsigned short int cores[MAX_VCPU_PER_VM];
+ unsigned short int ports[MAX_VCPU_PER_VM];
+ int i, cnt, idx;
+
+ policy = get_policy();
+ set_policy_defaults(policy);
+
+ argvopt = argv;
+
+ while ((opt = getopt_long(argc, argvopt, "n:b:q:p:",
+ lgopts, &option_index)) != EOF) {
+
+ switch (opt) {
+ /* portmask */
+ case 'n':
+ strlcpy(policy->vm_name, optarg, VM_MAX_NAME_SZ);
+ printf("Setting VM Name to [%s]\n", policy->vm_name);
+ break;
+ case 'b':
+ case 'q':
+ //printf("***Processing set using [%s]\n", optarg);
+ cnt = parse_set(optarg, hours, MAX_HOURS);
+ if (cnt < 0) {
+ printf("Invalid value passed to quiet/busy hours - [%s]\n",
+ optarg);
+ break;
+ }
+ idx = 0;
+ for (i = 0; i < MAX_HOURS; i++) {
+ if (hours[i]) {
+ if (opt == 'b') {
+ printf("***Busy Hour %d\n", i);
+ policy->timer_policy.busy_hours
+ [idx++] = i;
+ } else {
+ printf("***Quiet Hour %d\n", i);
+ policy->timer_policy.quiet_hours
+ [idx++] = i;
+ }
+ }
+ }
+ break;
+ case 'l':
+ cnt = parse_set(optarg, cores, MAX_VCPU_PER_VM);
+ if (cnt < 0) {
+ printf("Invalid value passed to vcpu-list - [%s]\n",
+ optarg);
+ break;
+ }
+ idx = 0;
+ for (i = 0; i < MAX_VCPU_PER_VM; i++) {
+ if (cores[i]) {
+ printf("***Using core %d\n", i);
+ policy->vcpu_to_control[idx++] = i;
+ }
+ }
+ policy->num_vcpu = idx;
+ printf("Total cores: %d\n", idx);
+ break;
+ case 'p':
+ cnt = parse_set(optarg, ports, MAX_VCPU_PER_VM);
+ if (cnt < 0) {
+ printf("Invalid value passed to port-list - [%s]\n",
+ optarg);
+ break;
+ }
+ idx = 0;
+ for (i = 0; i < MAX_VCPU_PER_VM; i++) {
+ if (ports[i]) {
+ printf("***Using port %d\n", i);
+ set_policy_mac(i, idx++);
+ }
+ }
+ policy->nb_mac_to_monitor = idx;
+ printf("Total Ports: %d\n", idx);
+ break;
+ case 'o':
+ if (!strcmp(optarg, "TRAFFIC"))
+ policy->policy_to_use = TRAFFIC;
+ else if (!strcmp(optarg, "TIME"))
+ policy->policy_to_use = TIME;
+ else if (!strcmp(optarg, "WORKLOAD"))
+ policy->policy_to_use = WORKLOAD;
+ else if (!strcmp(optarg, "BRANCH_RATIO"))
+ policy->policy_to_use = BRANCH_RATIO;
+ else {
+ printf("Invalid policy specified: %s\n",
+ optarg);
+ return -1;
+ }
+ break;
+ /* long options */
+
+ case 0:
+ break;
+
+ default:
+ return -1;
+ }
+ }
+
+ if (optind >= 0)
+ argv[optind-1] = prgname;
+
+ ret = optind-1;
+ optind = 0; /* reset getopt lib */
+ return ret;
+}
+